feat: add multiple new tools + enhancements (#44)

* feat: enhance fs_service methods and add new ones

* add tests, update headfile

* feat: add tail file tool

* feat: add read_file_lines

* feat: add find empty directories

* feat: calculate directory size

* chore: update messaging

* chore: ignore os metadata files

* chore: small improvements

* chore: cleanup

* feat: invoke_tools macro

* chore: refactor tool names

* chore: build issues

* fix: test

Author: hashemix

Cargo.lock

@@ -39,6 +39,8 @@ async_zip = { version = "0.0", features = ["full"] }
 grep = "0.3"
 base64 =  "0.22"
 infer = "0.19.0"
+rayon = "1.11.0"
+sha2 = "0.10.9"
 
 [dev-dependencies]
 tempfile = "3.2"